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also ae·ti·ol·o·gy (ē′tē-ŏl′ə-jē)
n. pl. e·ti·ol·o·gies also ae·ti·ol·o·gies
a. The study of causes or origins.
b. The branch of medicine that deals with the causes or origins of disease.
a. Assignment of a cause, an origin, or a reason for something.
b. The cause or origin of a disease or disorder as determined by medical diagnosis.

[Late Latin aetiologia, from Greek aitiologiā : aitiā, cause + -logiā, -logy.]

e′ti·o·log′ic (-ə-lŏj′ĭk), e′ti·o·log′i·cal adj.
e′ti·o·log′i·cal·ly adv.
e′ti·ol′o·gist n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.etiologic - of or relating to the philosophical study of causation
2.etiologic - relating to the etiology of a diseaseetiologic - relating to the etiology of a disease; "etiological agent"
References in periodicals archive ?
We aimed to investigate olfactory dysfunction in patients with BTM and to determine etiologic factors.
Negri was convinced the inclusions were a parasitic protozoon and the etiologic agent of rabies.
Conclusion: MRI is an important part of the comprehensive evaluation of children with developmental delay, as many specific etiologic and pathophysiologic conditions that lead to developmental delay can be detected easily.
The contributions that make up the main body of the text are devoted to a wide variety of related subjects, including recent advances in autism research as reflected in DSM-5 criteria for autism spectrum disorder, a critical review of the new diagnostic class of obsessive-compulsive and related disorders, the etiologic, phenomenologic, and endophenotypic overlap of schizophrenia and bipolar disorder, and many others.
On analyzing the etiologic factors, the most common aetiology i.
The findings identify TVP as a potential cause of production losses in broiler breeder and commercial layer hens and provide additional evidence for etiologic involvement in TVP by chicken proventricular necrosis virus.
This review considers the enriched-risk pregnancy cohort approach of studying infant siblings in the context of current thinking on ASD etiologic mechanisms.
Recurrent depression from midlife through late life increases the risk of vascular dementia, suggesting a progressive etiologic association with vascular disease, a large, long-term retrospective cohort study has shown.
Results: Among the 124 patients enrolled, an etiologic agent was identified in 44 (35.
Our findings indicate that ASD, schizophrenia and bipolar disorders share etiologic risk factors.
This study was conducted to determine the etiologic yield for GDD in children attending a tertiary care hospital in this part of the world.
However, recognition of an etiologic agent is not a necessary condition for prevention (Goodman et al.